Holley Terminator X Max Engine Control Module - 3.5 in Touchscreen - GM LS-Series 550-933 200410106 1991 Chevrolet C2500 Cheyenne CID

1991 Chevrolet C2500 Cheyenne CID 350 Naturally Aspirated GAS

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Holley Terminator X Max Engine Control Module - 3.5 in Touchscreen - GM LS-Series 550-933 200410106 1991 Chevrolet C2500 Cheyenne CIDHolley EFI Terminator X Max Engine Control Module 3. 5 in Touchscreen GM LS Series Take control of your LS engine with Terminator X Max! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self learning fuel strategies and the proven, race winning technology of Holley EFI at a budget friendly price! Terminator X Max features real time fuel learn, high impedance injector drivers, an